与对象专业化形式相比，工艺专业化的特点是（）。 A.运输路线短 B.产品品种变换适应

生物学是研究和的科学。

空心圆轴，其内外径分别为α，扭转时轴内的最大切应力为τ，这时横截面上内边缘处的切应力为（）。

A．0

B．ατ

C．τ/α

D．(1-α⁴)τ

根据句意和所给首字母，在句子空白处填入适当的单词。

1. Everyone should care for wild animals in d_________.

2. His book is very thick(厚的)，but mine is t_________.

3. Our h_______ is becoming more and more beautiful.

4. She always gets n________ before a big exam.

5. You are s________ to study hard when you are at school.

6. He lives in a very poor v_______, so his parents can't afford his education.

下列不属于农业银行对公国际业务的业务范围的是（）

A.国际结算

B.国际贸易融资

C.出国人员外币兑换

D.对外担保

CPU芯片只有Intel公司一家生产商。